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BOSTON MARATHON 2023

Kaylyn Hall

Bib: 16597•F

TX

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 24%
Gender (Female)
#0 / 11423
Top 6%
Division (F18-39)
#0 / 4884
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:20/mi
22:47
↑ 97↓ 3451.5%
10K· 6.21 mi
7:10/mi
45:02
↑ 79↓ 1380.4%
15K· 9.32 mi
7:13/mi
1:07:28
↑ 67↓ 78
20K· 12.43 mi
7:15/mi
1:29:59
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:34:52
↑ 19↓ 370.5%
25K· 15.53 mi
7:16/mi
1:52:28
↑ 66↓ 880.2%
30K· 18.64 mi
7:22/mi
2:15:21
↑ 181↓ 1480.2%
20M
7:21/mi
2:25:20
↑ 64↓ 500.2%
21M
7:46/mi
2:33:06
↑ 106↓ 241.6%
35K· 21.75 mi
7:04/mi
2:38:23
↑ 17↓ 861.7%
23M
7:17/mi
2:47:30
↑ 23↓ 630.6%
24M
6:58/mi
2:54:28
↓ 821.3%
40K· 24.85 mi
7:05/mi
3:00:31
↓ 200.3%
25.2M
7:47/mi
3:03:12
↑ 13↓ 160.2%
Finish· 26.22 mi
6:51/mi
3:10:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:34:52
Pace7:14 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:35:19
Pace7:16 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:0622:477:2022:47
7:20
-
10K
6.21 mi11:35:2145:027:1522:15
7:10
-0:10
15K
9.32 mi11:57:471:07:287:1422:26
7:13
+0:03
20K
12.43 mi12:20:181:29:597:1422:31
7:15
+0:02
Half
13.11 mi12:25:111:34:527:144:53
7:09
-0:06
25K
15.53 mi12:42:471:52:287:1417:36
7:16
+0:07
30K
18.64 mi13:05:402:15:217:1622:53
7:22
+0:06
20M
20.00 mi13:15:392:25:207:169:59
7:21
-0:01
21M
21.00 mi13:23:252:33:067:177:46
7:46
+0:25
35K
21.75 mi13:28:422:38:237:175:17
7:04
-0:42
23M
23.00 mi13:37:492:47:307:179:07
7:17
+0:13
24M
24.00 mi13:44:472:54:287:166:58
6:58
-0:19
40K
24.85 mi13:50:503:00:317:166:03
7:05
+0:07
25.2M
25.20 mi13:53:313:03:127:162:41
7:47
+0:42
Finish
26.22 mi14:00:303:10:117:166:59
6:51
-0:56

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:51 /mi

Average Pace

7:16 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:59:44

95% of race

Time at Steady Pace

10:27

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:15 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:13:0622:477:2022:47
7:20
#8339
10K
6.21 mi11:35:2145:027:1522:15
7:10
#8098
15K
9.32 mi11:57:471:07:287:1422:26
7:13
#8036
20K
12.43 mi12:20:181:29:597:1422:31
7:15
#7840
Half
13.11 mi12:25:111:34:527:144:53
7:09
#7810
25K
15.53 mi12:42:471:52:287:1417:36
7:16
#7654
30K
18.64 mi13:05:402:15:217:1622:53
7:22
#7363
20M
20.00 mi13:15:392:25:207:169:59
7:21
#7233
21M
21.00 mi13:23:252:33:067:177:46
7:46
#7120
35K
21.75 mi13:28:422:38:237:175:17
7:04
#7052
23M
23.00 mi13:37:492:47:307:179:07
7:17
#6890
24M
24.00 mi13:44:472:54:287:166:58
6:58
#6751
40K
24.85 mi13:50:503:00:317:166:03
7:05
#6604
25.2M
25.20 mi13:53:313:03:127:162:41
7:47
#6574
Finish
26.22 mi14:00:303:10:117:166:59
6:51
#6465
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8339113411347945(Top 30%)1048(Top 9%)1048(Top 21%)
10K6.21 mi3.10 mi8098+2411069+651069+657855(Top 30%)1004(Top 9%)1004(Top 21%)
15K9.32 mi3.11 mi8036+621049+201049+207945(Top 30%)1048(Top 9%)1048(Top 21%)
20K12.43 mi3.11 mi7840+196997+52997+527419(Top 28%)904(Top 8%)904(Top 19%)
Half13.11 mi0.68 mi7810+30987+10987+107598(Top 29%)941(Top 8%)941(Top 19%)
25K15.53 mi2.42 mi7654+156946+41946+417026(Top 26%)841(Top 7%)841(Top 17%)
30K18.64 mi3.11 mi7363+291879+67879+676403(Top 24%)735(Top 6%)735(Top 15%)
20M20.00 mi1.36 mi7233+130854+25854+255925(Top 22%)689(Top 6%)689(Top 14%)
21M21.00 mi1.00 mi7120+113833+21833+216026(Top 23%)810(Top 7%)810(Top 17%)
35K21.75 mi0.75 mi7052+68822+11822+115729(Top 22%)675(Top 6%)675(Top 14%)
23M23.00 mi1.25 mi6890+162802+20802+205242(Top 20%)601(Top 5%)601(Top 12%)
24M24.00 mi1.00 mi6751+139781+21781+214538(Top 17%)449(Top 4%)449(Top 9%)
40K24.85 mi0.85 mi6604+147760+21760+214286(Top 16%)477(Top 4%)477(Top 10%)
25.2M25.20 mi0.35 mi6574+30754+6754+65346(Top 20%)838(Top 7%)838(Top 17%)
Finish26.22 mi1.02 mi6465+109734+20734+204395(Top 17%)552(Top 5%)552(Top 11%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21story building
+97ft-345ft

Overall

7945

Females

1048

F18-39

1048

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

7855

Females

1004

F18-39

1004

10K→15K

6.2 - 9.3 mi

Top 30%
×3story building
+67ft-78ft

Overall

7945

Females

1048

F18-39

1048

15K→20K

9.3 - 12.4 mi

Top 28%
×5story building
+106ft-86ft

Overall

7419

Females

904

F18-39

904

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7598

Females

941

F18-39

941

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

7026

Females

841

F18-39

841

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6403

Females

735

F18-39

735

30K→20M

18.6 - 20.0 mi

Top 22%
×5story building
+64ft-50ft

Overall

5925

Females

689

F18-39

689

20M→21M

20.0 - 21.0 mi

Top 23%
×8story building
+106ft-24ft

Overall

6026

Females

810

F18-39

810

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5729

Females

675

F18-39

675

35K→23M

21.8 - 23.0 mi

Top 20%
×5story building
+23ft-63ft

Overall

5242

Females

601

F18-39

601

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4538

Females

449

F18-39

449

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4286

Females

477

F18-39

477

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5346

Females

838

F18-39

838

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2story building
+22ft-21ft

Overall

4395

Females

552

F18-39

552

Passing Analysis

Category:
Athletes Passed
2267
Passed By
393
Net Change
+1874
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8339
5K → 10K378137+241#8339#8098
10K → 15K170108+62#8098#8036
15K → 20K22226+196#8036#7840
20K → Half4111+30#7840#7810
Half → 25K18125+156#7810#7654
25K → 30K31019+291#7654#7363
30K → 20M1377+130#7363#7233
20M → 21M12714+113#7233#7120
21M → 35K779+68#7120#7052
35K → 23M17311+162#7052#6890
23M → 24M1467+139#6890#6751
24M → 40K1492+147#6751#6604
40K → 25.2M4111+30#6604#6574
25.2M → Finish1156+109#6574#6465
TOTALS2267393+1874
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing